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Service Manual Refrigerator Model: FR-581NT/NW FR-661NT/NW DAEWOO ELECTRONICS CO., LTD. S/M No. : FR581NW010
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Page 1: Daewoo FR-581NT NW

Service Manual

RefrigeratorModel: FR-581NT/NW FR-661NT/NW

DAEWOO ELECTRONICS CO., LTD.

S/M No. : FR581NW010

Page 2: Daewoo FR-581NT NW

1. Specification -----------------------------------------------------------------------------------------------1

2. External views---------------------------------------------------------------------------------------------2

3. Wire diagram ----------------------------------------------------------------------------------------------3

4. Name of parts----------------------------------------------------------------------------------------------4

5. Air flow diagram -----------------------------------------------------------------------------------------5

6. Refrigerant cycle diagram -----------------------------------------------------------------------------6

7. Machine room view and part list--------------------------------------------------------------------7

8. Main components --------------------------------------------------------------------------------------- 8

9. Door color specification ------------------------------------------------------------------------------12

10. Exploded views and parts list ----------------------------------------------------------------------15

11. Electronic function ------------------------------------------------------------------------------------21

Page 3: Daewoo FR-581NT NW

1. SPECIFICATION

MODEL NAME FR-581NT/NW FR-661NT/NW

RefirgerantR12 200g 200g

R134a 160g 160g

Cooling System Fan Cooling Convection

Refrigeration System Air Forced Convection

Defrost System Fin Evaporator Forced

Defrost Operation Automatic Start & Stop

Cold Control Adjustable Button

Capacity

Freezer 136 153

Refrigerator 346 365

Total 482 518

ExternalDimension

Height 1810mm 1810mm

Width 818mm 818mm

Depth 715mm 770mm

Net Weight 96Kg 99Kg

Page 4: Daewoo FR-581NT NW

2. EXTERNAL VIEWS

2

1. FR-581NT/NW

762 2424

810

2224

514

6210

1514

1.5

810

25.5

590

21.8

818.

4

37 53

54.6

1.9

1793

.516

1067

599

116.

5

2. FR-661NT/NW

762 2424

810

2224

514

6210

1514

1.5

810

25.5

590

21.8

818.

4

37 53

54.6

1.9

1793

.516

1067

599

116.

5

Page 5: Daewoo FR-581NT NW

3. WIRE DIAGRAM

3

M A

CM

FMRM

ORANGEX2F-SENSOR

D-SENSOR

R1-SENSOR

BLUEX2

WHITE

WHITE

13P

7P

6P

13P

DOOR S/W

RM

DEFROST HEATER

FM

COMP

220

CCM

M-PCB

F-PCB

BROWNBLUEWHITERED

REDYELLOWBLACK

BLUEBLUEWHITEBLACK

PCBTRANS

BROWNDEFROSTHEATER

YELLOW

F-LAMP

YELLOW

BLACK

YELLOW

TEMPFUSE

BLACK

BLACK BLACK

RED

BLACK BLACK BLACK

BLACK

BLAC

K

BLAC

K

RED

RED

BLUE

GRA

Y

BLUE

BLAC

KRE

DOR

ANGE

PINK

BLUE

YELL

OW

BLAC

K

2 1

3 4

DOOR

S/W R

F

YELLOW

YELLOW

YELLOW

RED

COMPRESSOR

INPUT

POWERPLUG

R/CS/C

RED

Page 6: Daewoo FR-581NT NW

4. NAME OF PARTS

4

1. FR-581NT, 661NT

1

2

3457

6

8

9

10

11

13

14

12

16

15

18

19

20

17

1 Freezer Lamp2 Freezer Shelf3 Case Icing4 Guide Icing5 Ice Box6 Chilled Door7 Low Temperature

Doodorant8 Refrigerator Lamp9 Refrigerator Shelf10 Crisper Cover11 Criper (A)12 Criper (B)13 Front Grille14 Adjustable Foot15 Freezer Pocket16 Egg Pocket17 Egg Tray18 Refrigerator Pocket19 Bottle Pocket20 Multi Pocket

2. FR-581NW , 661NW

2

1

4

5

6

3

7

8

9

10

11

1213 14

20

19

18

17

15

16

1 Freezer Lamp2 Freezer Shelf3 Case Icing4 Guide Icing5 Ice Box6 Low Temperature

Deodorant7 Chilled Door8 Refrigerator Lamp9 Refrigerator Shalf10 Crisper Cover11 Front Grille12 Adjustable Foot13 Crisper (A)14 Crisper (B)15 Freezer Pocket16 Water Tank17 Egg Tray18 Egg Pocket19 Bottle Pocket20 Multi Pocket

Page 7: Daewoo FR-581NT NW

5. AIR FLOW DIAGRAM

5

-19

-19

-1~1

-19

1~3

1~3

3~5

3~6

Freezer pocketPlease don't put long term storingitems such as ice cream etc.It might be melted because ofopening the door frequently.

Inlet of cooling airIt should not be blocked with foodetc. as it is the inlet where coolingair returns.

Chilled roomIt is good for the storage of fishesand meats.

Refrigerator pocketIt is good for the storage of beerand beverage etc.

CrisperIt is suitable to store vegetable andfruit.The moisture panel which isattached to the cover maintains thehumidity properly.Vegetable and fruit would be betterto be packed with clean wrap foils.

Multiple outlet of cooling airPlease don't put in vegetableetc, which contain moisture. It might be frozen because oflow temperature.

Freezer Please don't put bottlessuch as beer, beverage etc. It might be brokenbecause of freezing.

Page 8: Daewoo FR-581NT NW

6. REFRIGERANT CYCLE DIAGRAM

6

ACCUM

SUCC.PIPEI-PIPE

EVA.

PIPE CON (A)

WI-CON.

PIPE CON (S)

DELIVERY PIPE

COMP

CAPI-TUBE

DRYER AS

HOT-PIPE

COMPRESSOR

DELIVERY

PIPE

HOT

PIPE

PIPE

CON(A)

WI

CON

PIPE

DRYER

CAPILLARY

TUBE

EVAPORATOR

ACCUNULATOR

SUCTION

PIPE

PIPE

con(S)

Hig

h pr

essu

re

Low

pre

ssur

e

§

Welding Specifications

§

Freezing Cycle

¡ WELD 5% SILVER

§ WELD 35% SILVER

Page 9: Daewoo FR-581NT NW

7. MACHINE ROOM VIEW AND PART LIST

7

15

7

16

5

122

14

17

11

6

1810

4

25

22

9

1

8

19

2124 20233

27

13 26

NO PART NAME NO PART NAME NO PART NAME

1 FIXTURE C MOTOR AS 10 DRYER 19 MOTOR C

2 PIPE SERVICE 11 PIPE SUCTION AS 20 FAN

3 ABSORBER 12 PIPE SUC CONN 21 BOLT SPECIAL

4 CABLE TIE 13 BASE COMP AS 22 HOSE DRN B

5 COMPRESSOR 14 WASHER SPECIAL 23 CASE VAPORI

6 PIPE CONN A 15 SWITCH P-RELAY AS 24 SCREW TAPPING

7 PIPE HOT 16 CLAMP BAND RELAY 25 SCREW MACHINE

8 PIPE CONN B 17 ABSORBER PIPE B 26 CORD POWER AS

9 PIPE WICON AS 18 ABSORBER PIPE A 27 SCREW TAPPING

Page 10: Daewoo FR-581NT NW

8

8. MAIN COMPONENTS

1. COMPRESSOR

2. RELAY ASSSEMBLY

Refrigerant R12

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Comp. model X BL27YE-3 BL25YG-2 SL28YE-5 PL25YG-4 SL28YE-5

Part code X 3952127A30 3952125Q20 3954128A50 3956125Q40 3954128A50

Strating type X CSR CSR RSIR RSCR RSIR

Refrigerant R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Comp. model X HBL27YE-3 HBL25YG-2 HSL27YE-5 X HSL27YE-5

Part code X 3952127G30 3952125G20 3954128G50 X 3954128A50

Strating type X CSR CSR RSIR X RSIR

3. RUNNING CAPACITOR

Refrigerant R12

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Relay model X 444THBZZ-52 414THBYY-52 276THBYY-52 213THBYY-52 276THBYY-52

Part code X 3018111900 3018112510 3018112800 3018110900 3018112800

Refrigerant R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Relay model X 783RHBZZ-52 427THBZZ-52 276THBYY-52 X 276THBYY-52

Part code X 3018112700 3018112520 3018112800 X 3018112900 3018112800

Refrigerant R12Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50HzSpec. X 230V/10µF 300V/7µF X 350V/5µF X X

Part code X 400EL15130 386100400 X 400EL15110 X X

Refrigerant R134aVoltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50HzSpec. X 230V/10µF 300V/7µF X X X X

Part code X 400EL15130 386100400 X X X X

Page 11: Daewoo FR-581NT NW

9

4. STARTING CAPACITOR

5. F-FAN MOTOR

Refrigerant R12Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50HzSpec. X 200V/100µF X 350V/25µF X X

Part code X 3016400100 X 400EL16110 X X

Refrigerant R134aVoltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50HzSpec. X 200V/100µF X X X

Part code X 3016400100

290V/50µF

4124G62020X X X

Refrigerant R12, R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Spec. XORM-1001L1 ORM-1001D1 ORM-1001B2 ORM-1005B1 ORM-1001H2

IS-3211DWBFN IS-3211DWBFV IS-23211DWBFR IS-23211DWBFJ IS-3211DWBFT

Part code X 3015902520 3015902530 3015902540 3015902510 3015902550

6. R-FAN MOTOR

7. C-FAN MOTOR

8. DEFROST HEATER

Refrigerant R12, R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Spec. XORM-1002L1 ORM-1002D1 ORM-1002B2 ORM-1006B1 ORM-1002H2

IS-3211DWBFM IS-3211DWBFU IS-3211DWBFQ IS-23211DWBFE IS-3211DWBFS

Part code X 3015902620 3015902630 3015902640 3015902610 3015902650

Refrigerant R12, R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Spec. X RF111EAC03 RF111SAC03 RF111BAC03 RF111GAC03 RF111HAC03

Part code X 3015902720 3015902730 3015902740 3015902700 3015902750

Refrigerant R12, R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Spec. X 180W 180W

Part code X 3010006721 3010006711

Page 12: Daewoo FR-581NT NW

10

9. LAMP ASSEMBLY

10. PCB TRANSFORMER

Refrigerant R12, R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Spec. X 120V/15W 240V/15W

Part code X 3013600010 3013600030

Refrigerant R12, R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Part code X 5EPK041004 5EPK057800 5EPK042000 5EPK057720 5EPK041005

11. MAIN PCB ASSEMBLY

12. DRYER

Refrigerant R12, R134a

Voltage 100V/50,60Hz 110V/60Hz 115, 120V/60Hz 127V/60Hz 220V/50Hz 220V/60Hz 230V/50Hz 240V/50Hz

Spec. X N805

Part code X 3014353010 3014363010

Refrigerant R12 R134a

Spec. 10 g 15 g

Part code 3016802100 3016801211

Page 13: Daewoo FR-581NT NW

11

POWER CORD SPECIFICATION

NO SHAPE OF POWER CODE PART CODE DESCRIPTION REMARK

1 3011315000 CP-2PIN FOR EUROPEAN COUNTRY

2 401RA17200 CP-2PIN FOR OTHER COUNTRY

3 4006D17101 KP-30 FOR AMERICA

4 401PD17101 KP-211 FOR JAPAN & TAIWAN

5 3011300801 BP-3PIN

6 3011303010 #267 FOR CHILE

7 3011315310 FOR ISRAEL

8 3011303050 BS-1363A FOR U.K, MIDDLE ASIASINGAPORE & MALAYSIA

9 3011301200 KP-551/550 FOR CHINA & AUSTRALIA

* Upper power cord’s part code is only for lead wire, without any kinds of terminal or housing.

Page 14: Daewoo FR-581NT NW

12

9. DOOR COLOR SPECIFICATION

1. ASSEMBLY URETHAN FREEZER DOOR

2. ASSEMBLY URETHAN REFRIGERATOR DOOR

1) FR-581NT, 661NT

Refrigerant R12 R134a

Color type Dull lamina High glossyNormal PCM

High glossy Dull lamina High glossyNormal PCM

High glossy

sheet lamina sheet bright PCM sheet lamina sheet bright PCM

Part code X X X PWFT006A40 X X X PWFT006A50

Refrigerant R12 R134a

Color type Dull lamina High glossyNormal PCM

High glossy Dull lamina High glossyNormal PCM

High glossy

sheet lamina sheet bright PCM sheet lamina sheet bright PCM

Part code X X X PWRT006A40 X X X PWRT006A50

2) FR-581NW, 661NW

Refrigerant R12 R134a

Color type Dull lamina High glossyNormal PCM

High glossy Dull lamina High glossyNormal PCM

High glossy

sheet lamina sheet bright PCM sheet lamina sheet bright PCM

Part code X X X PWRT006A60 X X X PWRT006A70

Page 15: Daewoo FR-581NT NW

13

COLOR TABLE

1. PCM type

NO COLOR CHIP COLOR NAME

1 P/WITH (WH069)

2 '94 L/GRAY (GY158)

3 '95 L/GRAY (GY259)

4 '94 M/GRAY (GY331)

5 '95 M/GRAY (GY335)

6 '97 M/GRAY (GY267)

7 M. D/GRAY (GY750)

8 N/BLUE (BL718)

9 MINT GREEN (GN206)

10 '97 BEIGE (BE215)

Page 16: Daewoo FR-581NT NW

14

2. Lamina sheet type

NO COLOR CHIP COLOR NAME

1 P/WITH (WH069)

2 '94 L/GRAY (GY158)

3 '95 L/GRAY (GY259)

4 '94 M/GRAY (GY331)

5 '95 M/GRAY (GY335)

6 '97 M/GRAY (GY267)

7 M. D/GRAY (GY750)

8 N/BLUE (BL718)

9 MINT GREEN (GN206)

10 S/GOLD

11 G/GREEN

Page 17: Daewoo FR-581NT NW

10. EXPLODED VIEWS AND PARTS LIST

15

1. FR-581NT, 661NT

1. Exploded views

Page 18: Daewoo FR-581NT NW

16

2. Parts list

NO PART NAMEPART CODE

DESCRIPTION Q'ty REMARKFR-581NT FR-661NT

1 ASSY CAB URT 1

2 HOSE DRAIN (B) 3013202200 PP 1

3 BASE COMP AS 3010309100 1

3-1 PIPE WI-CON AS 3014415500 1

3-2 MOTOR C AS 1 REFER TO # 9

3-3 FAN 3011800400 ABS ( 0 110mm) 1

3-4 FIXTURE C MOTOR AS 3012006000 1

3-5 CASE VAPORI 3011111700 PP 1

3-6 SCREW TPPING 7112401211 T1 TRS 4 12 MFZN 2

4 SPECIAL BOLT 3016003300 T2 6.5 20 4

5 FOOT *F *L AS 3012700700 1

6 FOOT *F *R AS 3012100600 1

7 BOLT HEX 3016000700 M6 15 2

8 ABSORBER COMP AS 3010101440 4

9 COMPRESSOR 1 REFER TO # 8

10 SWITCH P RELAY AS 1 REFER TO # 8

11 RELAY BAND 3816100100 SK-5 T0.7 1

12 SPECIAL WASHER 3016002500 SK-5 T0.8 4

13 DRYER AS 1 REFER TO # 10

14 ASSY R*S LUVR *L 3010028804 3010028814 1

15 ASSY R*S LUVR *R 3010028822 3010028832 1

15-1 SENSOR R1 AS 3014701140 1

16 DUCT CHILD AS 3010029532 3011128931 1

16-1 SOCKET R LAMP AS 3017900860 250V/1A 1

17 SCREW TAPPING 7112401611 T2 TRS 4 16 MFZN 3

18 LAMP AS 2 REFER TO # 10

19 WINDOW R 3015501600 3015500800 GPPS 1

20 SWITCH DR 3018100020 2BUTTON/4PIN 1

21 CASE DEO AS 3011101800 1

21-1 CASE DEO AS 3011102501 PP 1

21-2 DEODORANT 3018700600 1

21-3 SEALING DEO 3017714600 F-US 1

21-4 DEODERANT SHEET 3018700700 1

22 HINGE *M AS 3012904800 SCP-1 T3.21 1

23 SPECIAL BOLT *M 3016001220 6B-1 6 x 20 3

24 COVER *M HI 3014424700 ABS 1

25 MOTOR F AS 1

25-1 FAN 3011800400 ABS ( 0 110mm) 1

x

x

x

x

Page 19: Daewoo FR-581NT NW

17

NO PART NAMEPART CODE

DESCRIPTION Q'ty REMARKFR-581NT FR-661NT

25-2 MOUSE BELL 3018500100 HIPS 1

25-3 COVER MOTOR C 4017Z32233 HIPS 1

25-4 ABSORBER MOTOR 4017Z08430 EPR-B3(H40) 1

25-5 MOTOR F 1 REFER TO # 9

25-6 COVER MOTOR B 4017Z32244 HIPS 1

25-7 FIXTURE FAN 4004Q10060 STS27 1

26 SCREW TAPPING 7112401611 T2S TRS 4 16 MFZN 2

27 MOTOR R AS 1

27-1 MOTOR R 1 REFER TO # 9

28 SCREW TAPPING 7112401611 T2S TRS 4 16 MFZN 2

29 COVER F M/F DUCT A 3011406600 3011414300 ABS 1

29-1 SOCKET *F LAMP AS 3017900820 250V/1A 1

29-2 LAMP AS 1 REFER TO # 10

30 SCREW TAPPING 7112401611 T1 TRS 4 12 MFZN 2

31 WINDOW F 3015500400 GPPS 1

32 BRACKET F SENS 4017Z29010 SCP-1 T3.2 1

33 INSULATOR F LOUVER AS 3013321400 F-PS 1

34 LOUVER F AS 3018903400 PP 1

35 ASSY *U HI 3010010700 1

35-1 WASHER PLAIN 7400108511 PW-1-8.5 1

36 SPECIAL BOLT 3016001201 6B-1 6 20 4

37 HINGE *T AS 3012904700 1

38 SPECIAL BOLT T/U 3016001230 6B-1 6 20 4

39 COVER *T HI 3011432900 PP 1

40 BOX M/PCB 3010511700 PP 1

41 TRANS POWER 1 REFER TO # 10

42 CAPACITOR 1 REFER TO # 8

43 PCB MAIN AS 1 REFER TO # 10

44 SCREW TAPPING 7112401211 T1 TRS 4 x

x

x

x

x

x

x

12 MFZN 3

45 COVER M/PCB BOX 3011425300 PP 1

46 COVER CUBIC/C 3011424400 ABS 4

47 ASSY R DR TOTAL 1 REFER TO # 12

48 GASKET R DR AS 3012305000 PVC+MAGNET 1

49 HANDLE R DR 3012605100 ABS+CR 1

50 SCREW TAPPING 7112401611 T2S TRS 4 16 MFZN 3

51 DECORATOR R DR HANDLE 3011601800 ABS 1

52 POCKET SM 3019002301 GP 2

53 POCKET JUMBO 3018000500 GP 1

54 POCKET M 3019000901 GP 1

55 ASSY F DR TOTAL 1 REFER TO # 12

Page 20: Daewoo FR-581NT NW

18

NO PART NAMEPART CODE

DESCRIPTION Q'ty REMARKFR-581NT FR-661NT

56 GASKET F DR AS 3012304800 PVC+MAGNET 1

57 HANDEL F DR 3012605000 ABS+CR 1

58 SCREW TAPPING 7112401611 T2S TRS 4 x

x

x

x

x

x

16 MFZN 3

59 DECORATOR F DR HANDLE 3011601700 ABS 1

60 PANEL F*T 3014203600 1

60-1 PANEL F CONTROL 3014203500 1

60-2 PCB *F AS 3014351110 1

60-3 SCREW TAPPITE 7173301011 TT2 BIN 3 10 MFZN 1

60-4 BUTTON FCP 3016300700 ABS+CR 2

61 SCREW TAPPING 7125401213 T2S FLT 4 16 MFCR 2

62 PLATE FCP NAME 3014512100 PC-FILM T0.5 1

63 PLATE NAME TANK 3014512500 ABS+CR 1

64 CASE VEGETB A 3011104500 SAN 1

65 CASE VEGETB B 3011101300 SAN 1

66 POCKET F *T 3019001801 GP 2

67 SUPOTR VEGETB COVER 3015301003 SAN 1

68 COVER V/CASE 3011407001 3011404701 SAN 1

69 SHELF R AS 3010051200 3010051100 SAN 2

70 CASE CHILD 3011105200 SAN 1

71 DOOR CHILD CASE 3011716700 SAN 1

72 SHELF F 3017808300 3017808400 SAN 1

73 GUIDE ICING 3011403600 3012504300 HIPS 1

74 CASE ICING 3011106100 PP 2

75 BOX ICE CASE 4010E99100 1

76 CASE EGG 3011107900 SAN 2

77 CORD POWER AS 1 REFER TO # 11

78 SCREW TAPPING 7112401211 T1 TRS 4 12 MFZN 1

79 GRILLE 3012400100 3012400600 1

80 SCREW TAPPING 7112401211 T1 TRS 4 12 MFZN 5

81 FOOT ADJ AS 3012100400 PP 2

82 COVER CAB BRKT 3011425100 PP 1

83 SCREW TAPPING 7112401211 T1 TRS 4 12 MFZN 2

84 EVAPORATOR 3017000923 1

85 FUSE TEMP AS 3017200101 SW-103T (77°C ) 1

86 ASSY D HTR 1

86-1 HEATER D AS 1 REFER TO # 9

86-2 COVER HTR *T 3011408201 AL 1200P-H24 T0.4 1

86-3 COVER HTR *U 3011408100 AL 1200P-H24 T0.4 1

Page 21: Daewoo FR-581NT NW

19

2. FR-581NW, 661NW

1. Exploded views

Page 22: Daewoo FR-581NT NW

20

2. Parts list

¥All other parts except the above part list are same as 581NT and 661NT.The exploded view may be a little different in shapes from the NT type standard type.

NO PART NAMEPART CODE

DESCRIPTION Q'ty REMARKFR-581NW FR-661NW

16 DUCT CHILD AS 3010054901 3010054910 1

47 ASSY R DR TOTAL 1 REFER TO # 12

76 CASE EGG 3011107410 SAN 2

87 POCKET EGG 3019005110 GP 3

88 WINDOW W/D AS 3015502400 1

89 COVER WATER ACEPT 3011412910 ABS+GOLD 1

90 FIXTURE LEVER AS 3012003600 1

91 SCREW TAPPING 7112401311 MFZN 2

92 SHAFT OUTLET 3014900600 ABS 1

93 SPRING DISPENSER 3015100100 SUS 304 ¯0.9 1

94 CAP OUTLET 3010922700 ABS 1

95 PACKING W/TANK 3014001500 SILICON 1

96 PACKING CAP A 3014001000 SILICON 1

97 PACKING CAP B 3014001010 SILICON 1

98 CAP W/TANK A 3010914100 ABS 1

99 CAP W/TANK B 3010914200 ABS 1

100 TANK W/D 30182002100 PE 1

Page 23: Daewoo FR-581NT NW

21

11. ELECTRONIC FUNCTION

CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

3Q.R

3Q.F

22

11E.F

FUZZY SURROUND REGULAR

• BAR LEDs light on 3 times.• FUZZY icon lights on.• FUZZY canceled, if buttoned again.• Both compartments’ LEDs of “E.F”, “E.R”,

“1”, “2”, “3” go off.

1. Pressing once1) Temperature regulation of both compartments.2) Other LEDs are in ordinary state.3) Fuzzy (button) does not work.4) Quick FRZ. button : Temperature regulation of freezer

E.F 1 2 3 E.F5) Quick REF. button : Temperature regulation of

refrigerator (fresh-food compartment)E.F 1 2 3 E.F

2. Pressing twice1) Temperature regulation of both compartments (freezer

& refrigerator) finished.2) Returns to ordinary state.3) No flicker of LED.

• BAR LEDs lights on 3 times.• LEDs of freezer (“E.F”, “1”, “2”, “3”) go off.• QUICK LED lights on.• Refrigerator LEDs are in ordinary state.• Buttoned again, then canceled.

• BAR LEDs lights on 3 times.• LEDs of freezer (“E.R”, “1”, “2”, “3”) go off.• QUICK LED lights on.• Freezer LEDs are in ordinary state.• Buttoned again, then canceled.

1. N805

1) How to use the panel

Page 24: Daewoo FR-581NT NW

22

NO.Control Control

Contents RemarkFunction Objects

1 Freezer COMP.temperature F-fancontrol R-fan

C-fanLED

2 Fridge COMP.temperature R-fancontrol C-fan

LED

1. If press the temperature set button, then freezer temperaturerange will blink. During blinking, press the quick freezer/freezerset button.

E.F 1 2 3 E.F

2. COMP. F-fan controlled by on/off point of each temperaturerange.

3. Freezer temperature on/off difference is 5˚C.

4. Temperature(˚C)/Resistance(kΩ)

5. Bar LED is irrelevant with COMP. on/off.

6. In case of temperature requlation in the middle of fuzzy, fuzzyis canceled and temperation is done.

1. If press the temperature set button, then fridge temperaturerange will blink. During blinking, press the quick fridge/fridgeset button press.

E.R 1 2 3 E.R

2. R-fan controlled by on/off point of each temperature range.

3. Fridge temperature on/off difference is 0.35˚C.

4. Temperature(˚C)/Resistance(kΩ).

5. Prevention of weak fridge.

1) When weak fridge temperature(7˚C) is sensed, COMP. is on.

2) When R1-sensor value reaches R-fan off point COMP. iscontrolled by F-sensor.

3) R1-sensor detects and cancels weak fridge.

˚CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

33 Q.F Q.R22

11E.F

FUZZY SURROUND REGULAR

˚CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

33 Q.F Q.R22

11E.F

FUZZY SURROUND REGULAR

COMP. onCOMP. off

E.R-15.5/17.5

-20.5/23.0

1-16.5/18.4

-21.5/24.3

2-17.5/19.5

-22.5/25.7

3-18.5/20.6

-24.5/28.8

R-fan. onR-fan. off

E.R1.35/28.4

1.0/28.7

10.35/29.7

0.0/30.0

2-0.65/30.9

-1.0/31.4

3-2.65/33.8

-3.0/34.3

Page 25: Daewoo FR-581NT NW

23

NO.Control Control

Contents RemarkFunction Objects

3 Quick COMP.freezing F-fan

C-fanLED

4 Quick COMP.fridge R-fan

C-fanLED

6. Bar LED is irrelevant with R-fan on/off.

7. In case of temperature requlation in the middle of fuzzy, fuzzyis canceled and temperation is done.

1. Quick freezing mode is started by pressing quick freeze button.

2. When quick freeze is done, COMP., F-fan, C-fan are on for150 min. regardless of F-sensor.

3. Quick freezing is possible in fuzzy mode.

1. Quick fridge mode is started by pressing quick refrigeratebutton.

2. Quick freezing is possible in fuzzy mode.

3. Temperature graph in quick fridge is as follow.

1) R-fan and COMP. are on until the R1-sensor value reachesthe point of over fridge temperature(-7˚C)

2) After the over fridge temperature, ‘3’(high) is done until thequick fridge ends(40 min.).

3) Ordinary state starts after quick fridge.

˚CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

33 Q.F Q.R22

11E.F

FUZZY SURROUND REGULAR

˚CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

33 Q.F Q.R22

11E.F

FUZZY SURROUND REGULAR

OFF-POINTOF OVERREFRIGERATION

ONOFF

ONOFF

HIGH("3")RUNNING

LOW('1)RUNNING

QUICK(40min) TIME

TEMP

Page 26: Daewoo FR-581NT NW

24

NO.Control Control

Contents RemarkFunction Objects

5 Fuzzy COMP.R-fanF-fanC-fanLED

6 Determinationdefrost

7 Defrost COMP.mode R-fan

F-fanC-fanHeater

1. Fuzzy mode is started by pressing fuzzy button.

2. Fuzzy mode is canceled by pressing fuzzy button once again.

3. Prediction cooling is applied to both compartment.

1) In case of frequent door opening is ‘3’(high).

2) In case of less frequent door opening is ‘2’(middle).

1. How to determin defrost mode.

1) Accumulated running time of COMP.

2) Running ratio of COMP.

3) Accumulated time of door opening

4) Total time(On time of COMP.+Off time of COMP.)

5) Outside temperature.

6) D, F RT, R1-sensor and door switch error.

2. Starting conditions of defrost mode.

1) When the accumulated time is 6, 8, 10, defrost starts.

2) If the accumulated time is more than 10, defrost modestarts unconditionally.

1. Pre-cool

1) Time is 50 min.

2) COMP. and F-fan is on.

3) If the F-sensor ≤ -27˚C even the time elapsed is less than 50min., the Pre-cool step goes off.

2. R-fan defrost

1) Time is 10 min.

2) Only R-fan is on.

3) If D-sensor ≥10˚C, R-fan will be off and jump to pause step.

˚CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

33 Q.F Q.R22

11E.F

FUZZY SURROUND REGULAR

Start 2 4 6 8 10(Accumulated running time of COMP.)

Page 27: Daewoo FR-581NT NW

Pre-coolR-fan Heater

Pause Fan delaydefrost defrost

COMP. on off off off on

F-fan on off off off off

R-fan control on off off off

Heater off off on off off

Limited time 50 min. 10 min. 80 min. 4 min. 5 min.

25

NO.Control Control

Contents RemarkFunction Objects

8 Demo R-fanfunction F-fan

3. Heater defrost

1) If D-senso r ≥10˚C, Heater is off.

2) Limited time is 80 min.

4. Pause

1) Time is 4 min.

2) COMP. F-fan, R-fan are off.

5. Fan delay

1) Time is 5 min.

2) COMP. and C-fan are on.

6. Time table.

1. If CN10 terminal on the M-PCB is shorted, all electric devicesare off except F-fan and R-fan.

2. Fan control table.

3. F-PCB indicates the normal status and fuzzy status alternately.

Normal status Demo status

Door open F, R-fan : off F, R-fan : on

Door close F, R-fan : on F, R-fan : off

Normal status

Fuzzy status

CFRZ. REF.

E.R

33 22

11E.F

FUZZY SURROUN REGULAR

CFRZ. REF.

E.R

33 22

11E.F

FUZZY SURROUN REGULAR

Page 28: Daewoo FR-581NT NW

26

NO.Control Control

Contents RemarkFunction Objects

9 Electric Door S/Wdevice COMP.delay R-fan

F-fan

10 Inital COMP.defrost R-fan

F-fanC-fanHeater

11 Delivery COMP.function F-fan

R-fanC-fanHeater

12 COMP. COMP.restartprevent

13 COMP. COMP.restartprevent

1. F-fan on or off time is delayed, when COMP. is on or off.

2. F-fan and R-fan on or off time is delayed, when door switch ison or off.

1. If D-sensor ≤ 3.5˚C in initial power supply, it enters to defrostmode.

1. If press the quick freezing and quick refrigerating button for 3sec., before power on, then delivery function will start.

2. The electric devices are off for 3 hours in deliverry function.

3. The custom LED is on normally.

1. After COMP. is off, the COMP. is not on even though the F-sensor is at on point for 6 min.

1. Alarm buzzes 3 sec. after initial power on.

2. Alarm buzzes whenever each switch in F-PCB is pressed.

3. If the door is opened for more than 1 min., chirpy sound alarmbuzzes.

4. If adjust temperature, the fuzzy button will be not operativeand the buzzer will be off.

1MIN. 1MIN.

0.5SEC

OPEN

0.5SEC

ON

ON

COMP

F-FANOFF

OFF

CLOSE

OFF

OFF

DOOR S/W

ON F-FAN

ON R-FAN

˚CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

33 Q.F Q.R22

11E.F

FUZZY SURROUND REGULAR

Page 29: Daewoo FR-581NT NW

27

NO.Control Control

Contents RemarkFunction Objects

14 Forced COMP.defrost F-fan

R-fanHeater

15 AdjustR1-sensoroff point

16 Error LEDdisplay

1. Press the quick freezing button 5 times, when press the fuzzybutton. After that can enter the forced defrost mode.

2. Forced defrost mode.

1) The Pre-cool step is omitted.

2) Start from R-fan defrost.

1. When the temperature in fridge room is low (Low temperatureeven though R-fan and COMP. are operating properly),following functions are operating for easy after service.

1) R13 : Off point determination innormal operation

R14 : Decreases off pointdetermination

J15 : If remove J1, the off pointwill be decreased.

2) Resistance valueR13 : 31. 4 kΩR14 : 2.15 kΩ

3) Off point temperature

1. Press the fuzzy button 3 times. When press the quick freezingand the quick refrigeration button. After that error mode.

2. All the custom LED are off, unless there is error.

3. If any error, relevant LED lights on.

4. Press the fuzzy button 3 times again. When press the quickfreezing and the quick refrigeration button. After that errormode is canceled.

5. All error code will be reset, if they become normal.

6. Error code is refered to 3) Self-diagnosis table.

˚CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

33 Q.F Q.R22

11E.F

FUZZY SURROUND REGULAR

J15R14

R13

R1-SENSOR

Off point temperature

J15 shorted -1.0˚C

J15 opened -2.5˚C

˚CFRZ. REF.

TEMP SET

QUICK REF.REF. SET

FUZZY

QUICK FRZ.FRZ. SET

E.R

33 Q.F Q.R22

11E.F

FUZZY SURROUND REGULAR

Page 30: Daewoo FR-581NT NW

28

Code Defect function Check method

F 1 (FRZ.) F-sensor

R 1 (REF.) R1-sensor

R 2 (Q.R) R2-sensor

D 1 (E.R) D-sensor

RT (E.R) RT-sensor

D 0 (1 Fridge) Door switch

C 1 (2 Fridge) Cooling cycle (check after first defrost mode)

F 3 (3 Fridge) Heater

3) Self-diagnosis table

If both R1 and R2-sensor are out of order, then RT-sensor control R-fan.- Room temperature ≤ 14˚C : R-fan is off- Room temperature ≥ 26˚C : R-fan is on for 15 minutes, R-fan is off for 5 minutes- 14˚C < Room temperature < 26˚C : R-fan is on for 2 minutes, R-fan is off for 18 minutes

- Compressor & F-fan is on for 24 minutes.

- Compressor & F-fan is off for 16 minutes.

- Regarded by R2-sensor.

- Detecting weak cooling is impossible.

- Heater is on only for 35 minutes.

- Natural defrost for 80 minutes.

Page 31: Daewoo FR-581NT NW

4) Circuit and wiring diagram

29

1 2 3 4

5

6

7

8

9

10

11

12

1

1 2 3 4

5

6

7

8

9

10

11

111

212

313

414

515

616

717

818

9VCC

1801

1702

1603

1504

1405

1306

1207

1108

10GND

1601

1502

1403

1304

1205

1106

1007

9COM

111

212

313

414

515

616

717

8GND

16COM

1504

1414

13& GND

12 1113

1003

9COM

1VCC

201

311

4HEAT

& GND

5SINK

612

702

8VCC

TD62308BP (LOW INPUT ACTIVE 1.5A DRIVER)HEAT SINK

TD62783AP (DARLINGTON DRIVER)

ULN2004A

g1 g2 g3 g4

f1 f2 f3 f4

e1 e2 e3 e4

d1 d2 d3 d4

c1 c2 c3 c4

b1 b2 b3 b4

a1

14 15 S/M 9,10

13 7 8 Fuzzy

11 12 6 5

3 1, 2 FR 4

Fuzzy Q.R Q.F S/M

REF FRZ FR S/M

R/H R/M R/L R/E

F/E F/L

D5 D6

D1 D2 D3 D4

SW3 SW1 SW2 SW4

1

2

3

4

5

6

7

8

9

10

11

12

13

1

6

7

12

13

D7 D8

F/M F/H

a2 a3 a4

JIG-PCB

F-PCB M-PCB

SETFuzzy

FRZREF

TD623088B R52

R53

R50

R51

XIN

Vss

R42

R43

R44

R45

R46

R47

R48

R49

R03

CE01

R06

R04

R05

CC10

CC08

CC07

CC13

R33

R34

R31

R30

R29R28

4.7K 4.7KCC06

TMP87CH46N

SW01

R07

D11N4148

CC24

IC07

1KR01 1K

R021K

R40

CC20 CC21

CC22CC09

CC23

IC08TD62783AP

CN08

CN01 CN06

CN01

CN04

CN05

CN07

4

42

30

29

28

27

26

25

24

23

22

5

6

7

8

16

15

14

13

12

1110

9

17

40

41

18

19

20

21

39

3

2

136

32

33

34

35

37

38

1

2

3

5

4

6

7

8

10

9

11

12

1314

15

16

31

4MR41

0.1µF

10 9

11 8

12 7

13 6

14 5

15 4

16 3

17 2

18 1

7 6

2 3

15 14

10 11

4 9

5 1

12 16

13 8

3

4

2

+

+

+

+

+

+

+

+

SCAN A

VDD

F-S

D-S

R1-S

R2-S

RT-S

R-SOVERWARM

R-SOVERCOOL

D-HTRRE TURN

VAREF

FREQCHECK

IC05

COMP

HTR

F-FAN

BUZZER

R-FAN

DOOR S/WCHECK

SCAN B

SCAN C

R08

CE02

CE03

CE04

CE06

R10

R12

R17

RT-SENSOR

SCAN D

KEY INPUT

R0925.7K

R1130.1K

R1815K

R1331.4K

F-SENSOR

D-SENSOR

R1-SENSOR

R142.15K

IC02 D41N4002

IC01

CC03

VS-12MB

RY1

UT-205

RY2

UT-205

RY3

MC03

R37

VAR2

R3502

1N5399

R32750ohm

03

IC04

IC06

4

23 3

9

11

3 2

1

PC817

R3647K

47K

R19

R22

R25

CC020.1µF

CC01

R20

R23

R21

R2431.4K

R2619.6K

R2730.1K

CC19

CC11

CC04

CC05 CE09

CHGND

CE07

7812

IC03

5V

7805

CC120.1µF

CC14

CC15

CC16

CC18

DATA

DATA

DATA

DATA

DATA

DATADATA

DATA

TEST

RESET

(8MHz)

XOUT

VSS

XIN

KEY

DEMO S/W

POWER OFFCHECK

‰ˆ £· ˆ

BZI

ULN

2004

A

BD1

POWER CORD

WG Y

BL

W

BL

CE081000µF

FUSE 1.5A3 1

4 2

240V 13W

BL

P-RELAY

F-ROOMR-ROOM

S/WDOOR

COMP

C-FAN

F-FAN

VAR1

R38

MC

01

R39

NC

02

CN01

CN01

PCB TRANS

220V AC

1. The RESISTOR value which has not displayed time constant is 10K 1/4W.

2. The CERAMIC CONDENSOR which been displayed time constant is 0.01µF.

3. The CONDENSER which has not been displayed time constant is 10µF.

4. The DIODE which has not been displayed its model name is IN 4148.

5.

R20

open

10K

jump

R21

jump

10K

open

TEMP

3˚C

5˚C

7˚C

CN02

CN03

R/C

S/C

FUSE TEMP

11:51:38

GYDEFORSTHEATER

70+/-5˚C

RL

O

L

W

L

L

B

V

BL

Y

R

L

W

R

PR

BR

8 JAN 1995-14VM5.00mmCh1 Ch150.0V50.0V 5.00mm

:1V:-101V

C1 RMS59.6V

:2mV:-2mV

ReCallWavelorm

ReCallfrom file

:2mV:-2mV

Save VimCh1

DeleteRets

FileUtiles

Save formalMgthcee

C1 RMS245.4mV

C1 RMS14.20V

:2mV:-2mV

C1 RMS14.20V

S JAM 199611:41:07

400mVM5.00mm Ch110.0V

S JAM 199611:41:07

5.9VM5.00ms Ch15.00V